Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9374633 | Audio amplifier attachable to speaker system by way of magnetic coupler and method therefor | Charles C. Adams, Dale Curtis, Eric Matthew Miller | 2016-06-21 |
| 7804966 | Audio amplifier attachable to speaker system by way of magnetic coupler and method therefor | Charles C. Adams, Dale Curtis, Eric Matthew Miller | 2010-09-28 |
| 5258584 | Multiple auxiliary compound driver loudspeaker system | — | 1993-11-02 |